 The state highway reaches its northern terminus at MD 30 (Hanover Pike) at the hamlet of Fowblesburg to the south of the village of Upperco.Emory Road continues east as a county highway a short distance to Old Hanover Road, which leads south to Boring.MD 91 is a part of the National Highway System as a principal arterial from MD 32 at Gamber north to MD 140 in Finksburg.